Higher AC frequency in an inductor results in: Select one: voltage lagging current. shorts in the inductor coil. increased current. decreased current.
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Higher AC frequency in an inductor results in:
Select one:
- voltage lagging current.
- shorts in the inductor coil.
- increased current.
- decreased current.
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- For direct current (dc), a capacitor acts like (a) a closed switch. (b) an open. (c) a short. (d) a small resistance.Explain the charging characteristics of a capacitor with ac voltage.What do you think will happen to the current if the frequency is adjusted higher in the pure inductance experiment? and what will happen to the current if the frequency is adjusted lower in pure inductance experiment? explain why please
- 1. Describe the difference between the currents that exist in the wires leading to a capacitor when theses wires are connected to (a) a DC source and (b) an AC source.Where is electrical energy stored in an inductor? O In the electric field surrounding its coils. O In the magnetic field surrounding its coils. O In both the electric and magnetic field surrounding its coils. O An inductor never stores electrical energy.Mutual inductance.
- Determine the voltage across capacitor #3 (C3)? Select one: a. 7.2 volts b. 6.36 volts c. 5.65 volts d. 4.8 voltsWhat is the principle of operation of an inductor and how does it behave in an AC circuit?An inductor of 150hms and resistance of 10 Ohms are connected in series to a 230V, 50 Hz ac supply. Determine the active and reactive power and power factor in the circuit.
- 1- A). Which of the following could be used as a discharge device in an inductive AC circuit? a) resistor b) diode c) metal oxide varistor d) "a" and "c", not "b" B. What is the purpose of a discharge device used in conjunction with opening a highly inductive circuit? a) to minimize the possibility of damage to the circuits insulation as a result of a high induced voltage b) to minimize the possibility of endangering the life of the person opening the controlling switch c) to allow the magnetic field to gradually collapse, thus limiting the value of the self-induced ernf d) all of the above C. The high voltage induced by an inductor when its circuit is opened could be used constructively for a) an automotive ignition system b) an electric fence c) both "a" and "b" d) neither "a" nor "b"a. As capacitor charges, describe the behavior of: i.current with time ii. the voltage across the resistor with time iii. capacitor voltage withtime Explain the reason for each behavior.give definition and explanation about Capacitance meter